Computers Using QVision Display Driver Lock Up

 Last reviewed: October 12, 1995
Article ID: Q134386
The information in this article applies to:
  • Microsoft Windows NT Workstation version 3.51
  • Microsoft Windows NT Server version 3.51

SYMPTOMS

When you use the QVision display driver and DLL included with Windows NT 3.51, the computer locks up.

CAUSE

The display driver inadvertently enables the QVision card to respond to IRQ9. The computer can lock up if another card in the computer attempts to use IRQ2 or IRQ9.

RESOLUTION

To correct this problem, install the latest U.S. Service Pack for Windows NT version 3.51.

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 3.51. This problem has been corrected in the latest U.S. Service Pack for Windows NT version 3.51. For information on obtaining the Service Pack, query on the following word in the Microsoft Knowledge Base (without the spaces): 

   S E R V P A C K

KBCategory: kb3rdparty kbhw kbbug3.51 kbfix3.51.sp2
KBSubcategory: nthw
Additional reference words: prodnt 3.51 1024 board stop responding hang

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Last reviewed: October 12, 1995
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